{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003033},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000875","473:4730004045","473:4730004140","473:4730000874","473:4730002026","473:4730004139","473:4730002154","500:5000002506","473:4730002686","478:4780004020","500:5000002376","485:4850002550","473:4730002222","473:4730003776","499:4990000998","475:4750006702","500:5000002478","500:5000003570","485:4850003854","473:4730004143","473:4730002439","477:4770003708","500:5000004478","500:5000001966","473:4730001469"],"twin_admin_codes":[473,473,473,473,473,473,473,500,473,478,500,485,473,473,499,475,500,500,485,473,473,477,500,500,473],"twin_sims":[0.3122567584367852,0.3077780611785795,0.28070992301769015,0.23131249669488754,0.20443073832211614,0.17835709392356902,0.1759789915040458,0.17352243895542538,0.16172857733647705,0.1537152392263733,0.14930493675221723,0.1454327193315972,0.14325333509248475,0.14193768001516585,0.13920402871693122,0.1358201557961534,0.13231426302224625,0.12816797374987893,0.12789781498108313,0.12681213515591436,0.12114919216898597,0.12035267899960272,0.1188152610926323,0.118651864268476,0.11373035372358704],"twin_dists":[0.19815369683993997,0.1993796596311447,0.20702119119068177,0.2222323397768715,0.23141913929960947,0.2411589547178996,0.24209598381131645,0.24307344272432088,0.2479096656433218,0.25134344040651097,0.2532895154033843,0.25503339740422637,0.2560300621685874,0.2566371917494965,0.2579121974877291,0.2595166325227761,0.2612108454954414,0.26325873043748066,0.26339389134635816,0.26393924861421764,0.2668427714110882,0.2672594079635712,0.2680695886197215,0.26815616515464674,0.27080776784738636],"n_dims_used":45,"mean_confidence":0.9199439154730903},"coverage":{"mean_confidence":0.9199439154730903,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}